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Finding the Third Proportional to 578,745 and 1,251,072

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Solution

The third proportional to 578,745 and 1,251,072 is: 2,704,440.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,745 : 1,251,072 = 1,251,072 : x
  2. Step 2: Convert to fraction form
    578,745/1,251,072 = 1,251,072/x
  3. Step 3: Cross multiply
    578,745x = 1,251,072 × 1,251,072
  4. Step 4: Simplify right side
    578,745x = 1,565,181,149,184
  5. Step 5: Solve for x
    x = 1,565,181,149,184/578,745
  6. Step 6: Final answer
    x = 2,704,440.04

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.